1. Synthesis and transformations of 4(5H)-oxazolones and their salts (review)

   • Yu. I. Ryabukhin
   • L. N. Faleeva
   • V. G. Kul'nevich

   ReviewPaper Pages: 563 - 579

2. Amidine tautomerism in the 1,3-diacyl-2-(5-substituted furfuryl)thiourea series. Molecular structure of 1,3-diacetyl-2-(5-ethoxycarbonylfurfuryl)thiourea

   • G. D. Krapivin
   • E. B. Usova
   • V. G. Kul'nevich

   OriginalPaper Pages: 579 - 583

3. Quantum-chemical investigation of the protonated forms of 2-(2-furyl)pyrrole

   • A. B. Trofimov
   • B. A. Trofimov
   • M. V. Sigalov

   OriginalPaper Pages: 583 - 590

4. Lactam and acid amide acetals 68. 1-Cyanomethyl-2-pyrrolidone diethylacetal in the synthesis of 7,8-trimethylenepurine derivatives

   • E. N. Dozorova
   • A. V. Kadushkin
   • V. G. Granik

   OriginalPaper Pages: 590 - 594

5. Synthesis of new condensed analogs of isoindolinium salts

   • É. O. Chukhadzhyan
   • Él. O. Chukhadzhyan
   • A. T. Babayan

   OriginalPaper Pages: 594 - 596

6. Conversion of pyrrolo[1,2-α]pyrazinium salts to 8-aminoindolizines

   • V. I. Terenin
   • E. V. Kabanova
   • Yu. G. Bundel'

   OriginalPaper Pages: 597 - 600

7. Hydroxy- and aminomethylation of 1-methyl-2-amino-4-imidazolinone

   • S. M. Ramsh
   • N. G. Zheltonog
   • E. A. Golovanova

   OriginalPaper Pages: 601 - 603

8. Synthesis and properties of N,N′-bis(1,3-indanedion-2-yl)imidazolium betaine

   • I. K. Raiskuma
   • O. Ya. Neiland
   • R. B. Kampare

   OriginalPaper Pages: 604 - 606

9. New method for studying the reactivities of α-diazo imines. Investigation of the cyclization of N-substituted 2-diazoacetamidines to 1,2,3-triazoles

   • E. F. Dankova
   • V. A. Bakulev
   • D. P. Krut'ko

   OriginalPaper Pages: 607 - 613

10. Hexahydropyridazine derivatives. 3. Synthesis of hexahydro-4-pyridazinones

    • R. S. Vartanyan
    • A. L. Gyul'budagyan
    • Zh. V. Kazaryan

    OriginalPaper Pages: 613 - 616

11. Research in the chemistry of heterocyclic quinone imines. 11. Effect of benzannelation on the oxidative cyclization of diarylamino-N-aryl-1,4-benzoquinone monoimines to phenazinone derivatives

    • G. B. Afanas'eva
    • E. V. Tsoi

    OriginalPaper Pages: 616 - 620

12. Cyclization of N-(2-R-1-anthraquinonyl)ureas to anthrapyrimidine derivatives

    • V. A. Savel'ev
    • V. A. Loskutov

    OriginalPaper Pages: 621 - 623

13. Synthesis of 5-hydroxy-6-methyluracil 3-Β-D-ribofuranoside

    • G. A. Tolstikov
    • L. A. Baltina
    • Yu. I. Murinov

    OriginalPaper Pages: 623 - 626

14. Diazabicycloalkanes with nitrogen atoms in the nodal positions. 21. Heteroatom-promoted lithiation of benzo[b]-1,4-diazabicyclo[2.2.2]octene and introduction of substituents into the annelated benzene ring

    • A. A. Gall'
    • A. S. Trachum
    • G. V. Shishkin

    OriginalPaper Pages: 626 - 630

15. Heteroadamantanes and their derivatives. 14. Synthesis of 3,6-diazahomoadamantan-9-ols and their acetates

    • A. I. Kuznetsov
    • I. A. Vladimirova
    • A. S. Moskovkin

    OriginalPaper Pages: 631 - 635

16. Reaction of dihalocarbenes with 2-(benzylideneamino)pyridines. Cyclization of 2-(benzylideneamino)pyridinium dihalomethylids to give 2-aryl-3-haloimidazo[1,2-α]pyridines

    • A. F. Khlebnikov
    • E. I. Kostik
    • R. R. Kostikov

    OriginalPaper Pages: 636 - 642

17. Spectral and quantum-chemical study of some heteroanalogs of 1,4-bis(5-phenyl-2-azolyl)benzenes

    • L. D. Patsenker
    • L. Sh. Afanasiadi
    • V. M. Shershukov

    OriginalPaper Pages: 642 - 645

18. Rearrangements of 1-oxa-2-azoles. 3. Rearrangement of 1,2,4-oxadiazole-3-carboxylic acid amidoximes

    • V. G. Andrianov
    • V. G. Semenikhina
    • A. V. Eremeev

    OriginalPaper Pages: 646 - 650

19. Rearrangements of 1-oxa-2-azoles. 4. Synthesis and rearrangement of isoxazole- and 4,5-dihydroisoxazole-3-carboxylic acid amidoximes

    • V. G. Andrianov
    • V. G. Semenikhina
    • A. V. Eremeev

    OriginalPaper Pages: 651 - 656

20. Nitration of acetyl derivatives of 1-methylpyrazole

    • Yu. A. Manaev
    • A. V. Khrapov
    • V. P. Perevalov

    OriginalPaper Pages: 656 - 658

21. Heterocycles containing tellurium and nitrogen. 5. Basicity constants of benzazoles

    • G. M. Abakarov
    • A. A. Shneider
    • S. G. Kuren'

    OriginalPaper Pages: 659 - 660

22. Synthesis of 2,2-dialkyl(phenyl)-4-(2-hydroxyethyl)thiadiazinones

    • G. Yu. Gadzhiev
    • Yu. G. Gadzhiev

    OriginalPaper Pages: 661 - 662

23. Synthesis of 2-aminomethyl derivatives of dihydrothiazolo[2,3-f]xanthine

    • F. A. Khaliullin
    • Yu. V. Strokin
    • V. A. Kataev

    OriginalPaper Pages: 663 - 665

24. Synthesis and properties of 1,3,4-thiadiazine derivatives. 1. Investigation of the condensation of substituted phenacyl bromides and bromoacetylpyridines with thiosemicarbazide

    • A. P. Novikova
    • N. M. Perova
    • E. I. Bragina

    OriginalPaper Pages: 666 - 668

25. Synthesis of 2-[(2-methyl-6-ethylanilino)methyl]-tetrahydrofuran via radical aminoalkylation

    • G. I. Safiulova
    • D. É. Kruglov
    • R. A. Karakhanov

    Letters to the Editor Pages: 669 - 669

26. Synthesis of 2-diethylaminothiocarbonylthio-5,5-dimethylcyclohexane-1,3-dione by cleavage of a phenyliodonium betaine and preparation of a new type of tetrathiafulvalene from it

    • O. Ya. Neiland
    • B. Ya. Adamsone

    Letters to the Editor Pages: 670 - 671

27. Formation of perhydropyrrolo[3,2-c]pyridines in the trofimov reaction

    • T. N. Borisova
    • A. é. Aliev
    • A. V. Varlamov

    Letters to the Editor Pages: 671 - 671

28. Photolysis of 2-azido-3,4,6-trichloro-5-cyanopyridine

    • V. G. Kartsev
    • É. M. Gizatullina

    Letters to the Editor Pages: 672 - 672

29. Recyclization of methoxy-substituted 1,2-dimethylisoqunolinium salts

    • V. I. Terenin
    • T. A. Afanas'eva
    • Yu. G. Bundel'

    Letters to the Editor Pages: 673 - 673

30. Reaction of 4,5-dihalopyrimidines with 2-tosylmethylazahetarenes — One-step method for obtaining condensed polynuclear systems

    • Yu. M. Volovenko
    • F. S. Babichev
    • S. V. Litvinenko

    Letters to the Editor Pages: 674 - 674

31. First instance of nucleophilic substitution of the hydrogen atom in the 6 position of the lumazine system. Synthesis of 6-alkylamino-1,3-dimethyllumazines

    • A. V. Gulevskaya
    • A. F. Pozharskii
    • V. V. Kuz'menko

    Letters to the Editor Pages: 675 - 675

32. Synthesis of ethyl 2-oxo-2,3-dihydro-1H-1,5-benzodiazepine-4-carboxylate

    • Z. F. Solomko
    • V. A. Makhort
    • V. I. Avramenko

    Letters to the Editor Pages: 676 - 676

33. Synthesis of aza steroid analogs

    • B. B. Aleksandrov
    • V. S. Shklyaev
    • Yu. V. Shklyaev

    Letters to the Editor Pages: 677 - 677

34. Recyclization of perhydrooxazolo[5,4-c]pyridines to 5,6,7,8-tetrahydrooxazolo[3,4-c]pyrimidines

    • G. V. Pshenichnyi

    Letters to the Editor Pages: 678 - 678

35. Recyclization of 3-phenacylidene-3,4-dihydro-2H-1,4-benzoxazin-2-one under the influence of o-phenylenediamine

    • A. N. Maslivets
    • I. V. Mashevskaya
    • Yu. S. Andreichikov

    Letters to the Editor Pages: 679 - 679

36. Synthesis of spirothiapyrans with a condensed quinoline fragment

    • B. S. Luk'yanov
    • A. L. Nivorozhkin
    • V. I. Minkin

    Letters to the Editor Pages: 680 - 680